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CWE-820 - Missing Synchronization

  • Abstraction:Base
  • Structure:Simple
  • Status:Incomplete
  • Release Date:2010-09-27
  • Latest Modification Date:2023-10-26

Weakness Name

Missing Synchronization

Description

The product utilizes a shared resource in a concurrent manner but does not attempt to synchronize access to the resource.

If access to a shared resource is not synchronized, then the resource may not be in a state that is expected by the product. This might lead to unexpected or insecure behaviors, especially if an attacker can influence the shared resource.

Common Consequences

Scope: Integrity, Confidentiality, Other

Impact: Modify Application Data, Read Application Data, Alter Execution Logic

Related Weaknesses